r.Vulkan.VRSFormat

Allows to choose the preferred Variable Rate Shading option. 0: Prefer Fragment Shading Rate if both Fragment Shading Rate and Fragment Density Map are available. 1: Use Fragment Shading Rate if available. A message will be reported if not available. 2: Require Fragment Shading Rate. Will generate an error if the extension is not available. 3: Prefer Fragment Density Map if both Fragment Shading Rate and Fragment Density Map are available. 4: Use Fragment Density Map if available. A message will be reported if not available. 5: Require Fragment Density Map. Will generate an error if the extension is not available.